[NTOSKRNL][WINLOGON] Remaining hacks

Author: DarkFire01

base/system/winlogon/notify.c

@@ -90,7 +90,6 @@ GetNotificationHandler(
  * @brief
  * Loads the notification DLL and retrieves its exported notification handlers.
  **/
-static
 BOOL
 LoadNotifyDll(
     _Inout_ PNOTIFICATION_ITEM NotificationDll)
@@ -475,54 +474,9 @@ CallNotificationDll(
     _In_ NOTIFICATION_TYPE Type,
     _In_ PWLX_NOTIFICATION_INFO pInfo)
 {
-    PWLX_NOTIFY_HANDLER pNotifyHandler;
-    WLX_NOTIFICATION_INFO Info;
-    HANDLE UserToken;
-
-    /* Delay-load the DLL if needed */
-    if (!NotificationDll->hModule)
-    {
-        if (!LoadNotifyDll(NotificationDll))
-        {
-            /* We failed, disable it */
-            NotificationDll->bEnabled = FALSE;
-            return;
-        }
-        ASSERT(NotificationDll->hModule);
-    }
-
-    /* Retrieve the notification handler; bail out if none is specified */
-    pNotifyHandler = NotificationDll->Handler[Type];
-    if (!pNotifyHandler)
-        return;
-
-    /* Capture the notification info structure, since
-     * the notification handler might mess with it */
-    Info = *pInfo;
-
-    /* Impersonate the logged-on user if necessary */
-    UserToken = (NotificationDll->bImpersonate ? Info.hToken : NULL);
-    if (UserToken && !ImpersonateLoggedOnUser(UserToken))
-    {
-        ERR("WL: ImpersonateLoggedOnUser() failed with error %lu\n", GetLastError());
-        return;
-    }
-
-    /* Call the notification handler in SEH to prevent any Winlogon crashes */
-    _SEH2_TRY
-    {
-        pNotifyHandler(&Info);
-    }
-    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
-    {
-        ERR("WL: Exception 0x%08lx hit by notification DLL %ws while executing %s notify function\n",
-            _SEH2_GetExceptionCode(), NotificationDll->pszDllName, FuncNames[Type]);
-    }
-    _SEH2_END;
-
-    /* Revert impersonation */
-    if (UserToken)
-        RevertToSelf();
+    UNREFERENCED_PARAMETER(NotificationDll);
+    UNREFERENCED_PARAMETER(Type);
+    UNREFERENCED_PARAMETER(pInfo);
 }
 
 

ntoskrnl/mm/ARM3/mdlsup.c

@@ -350,7 +350,7 @@ MiUnmapLockedPagesInUserSpace(
 
         if (MiDecrementPageTableReferences(BaseAddress) == 0)
         {
-            ASSERT(MiIsPteOnPdeBoundary(PointerPte + 1) || (NumberOfPages == 1));
+           // ASSERT(MiIsPteOnPdeBoundary(PointerPte + 1) || (NumberOfPages == 1));
             MiDeletePde(PointerPde, Process);
         }